#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
using namespace std;

class Stack
{
public:
	Stack(int capacity = 4)
	{
		_a = (int*)malloc(sizeof(int) * capacity);
		if (_a == NULL)
		{
			perror("malloc fail");
			return;
		}
		_top = 0;
		_capacity = capacity;
	}

private:
	int* _a;
	int _top;
	int _capacity;
};

class MyQueue
{
private:
	Stack _pushst;
	Stack _popst;
};


void fun(int)
{

}

int main()
{
	/*MyQueue q1;*/
	fun(0);
	return 0;
}